TKU
| Acronym | Definition |
|---|---|
| TKU | Tokyo Keizai University (Tokyo, Japan) |
| TKU | Thank You |
| TKU | Trustee Knowledge and Understanding |
| TKU | True Kilometers Unknown |
| TKU | The Kristet Utseende (Swedish) |
| TKU | Turku, Finland - Turku (Airport Code) |
| TKU | Tideway Knowledge Update (Tideway Systems) |
| TKU | Tons per Kilometer (cargo unit) |